<template>
	<view>
		<!-- 懒加载动画 -->
		<view class="loading-box">
			<u-loading :show="loadingone" color="#41ADBA" size="70"></u-loading>
		</view>
		<view class="u-wrap">
			<navbar :name="navName"></navbar>
			<view class="tabsView">
				<u-tabs height="100" bg-color="#fff" font-size="30rpx" bar-width="80" active-color="#2EA7E0"
					:list="taboneArr" :is-scroll="true" :current="tabone" @change="change"></u-tabs>
			</view>
			<view class="u-menu-wrap">
				<scroll-view scroll-y scroll-with-animation class="u-tab-view menu-scroll-view" :scroll-top="scrollTop">
					<view v-for="(item,index) in tabbar" :key="index" class="u-tab-item"
						:class="[current==index ? 'u-tab-item-active' : '']" :data-current="index"
						@tap.stop="swichMenu(index)">
						<text class="u-line-1">{{item.name}}</text>
					</view>
				</scroll-view>
				<block v-for="(item,index) in tabbar" :key="index">
					<scroll-view scroll-y class="right-box" v-if="current==index">
						<view class="page-view">
							<view class="class-item">
								<view class="item-title">
									常见疾病
									<!-- <text>{{item.name}}</text> -->
								</view>
								<view class="item-container">
									<view class="thumb-box" v-for="(item1, index1) in item.foods" :key="index1"
										@tap="jbingTap(item1,index1,'foods')">
										<!-- <image class="item-menu-image" :src="item1.icon" mode=""></image> -->
										<view class="item-menu-name">{{item1.diseaseName}}</view>
									</view>
								</view>
								<!-- 其他 -->
								<view class="item-title">
									<text>{{item.name2}}</text>
								</view>
								<view class="item-container">
									<view class="thumb-box" v-for="(item1, index1) in item.else" :key="index1"
										@tap="jbingTap(item1,index1,'else')">
										<!-- <image class="item-menu-image" :src="item1.icon" mode=""></image> -->
										<view class="item-menu-name">{{item1.diseaseName}}</view>
									</view>
								</view>
							</view>
						</view>
					</scroll-view>
				</block>
			</view>
		</view>
	</view>
</template>

<script>
	import classifyData from "@/common/classify.data.js";
	import uLoading from "@/uview-ui/components/u-loading/u-loading.vue"

import uTabs from "@/uview-ui/components/u-tabs/u-tabs.vue"

	export default {
		components: {
			uLoading,
			uTabs,
		},
		data() {
			return {
				taboneArr: [], //一级导航
				tabone: 0, //tab一级index
				navName: '按科室查',
				loadingone: false,
				index: 0,
				list: [],
				sectionCurrent: 0,
				tabbar: [], //当前展示数据
				scrollTop: 0, //tab标题的滚动条位置
				current: 0, // 预设当前项的值
				menuHeight: 0, // 左边菜单的高度
				menuItemHeight: 0, // 左边菜单item的高度
				pageCurrent: 1, //页数
				pageSize: 1000, //二级数量
				pagetype: 'ks', //当前科室  还是部位
			}
		},
		onLoad(e) {
			this.pagetype = e.type;
			if (e.type == 'ks') { //科室
				this.department(0); //
				if (e.level == 0) {
					this.department(e.departmentId); //
				} else {
					this.tabbar = [{
						name: e.name,
						foods: [],
						name2: '其他疾病',
						else: []
					}]
					this.getByPageDepartmentId(e.departmentId, 'YES', this.pageCurrent, this.pageSize)
					this.getByPageDepartmentId(e.departmentId, 'NO', this.pageCurrent, this.pageSize)
				}
			} else { //部位
				this.navName = '按部位查';
				this.listAllBw(0); //
				if (e.level == 0) {
					this.listAllBw(e.positionId)
				} else {
					this.tabbar = [{
						name: e.positionName,
						foods: [],
						name2: '其他疾病',
						else: []
					}]
					this.getByPagePositionId(e.positionId, 'YES', this.pageCurrent, this.pageSize)
					this.getByPagePositionId(e.positionId, 'NO', this.pageCurrent, this.pageSize)
				}
			}
			setTimeout(()=>{
				this.tabone = e.index*1;
			},1000)
		},
		methods: {
			// 根据部位查询二级
			getByPagePositionId(positionId, isCommon, pageCurrent, pageSize) {
				let _this = this;
				this.$api.get(global.apiUrls.getByPagePositionId + '?positionId=' + positionId + '&isCommon=' + isCommon +
						'&keyword=&pageCurrent=' + pageCurrent + '&pageSize=' + pageSize, {})
					.then(res => {
						if (res.data.code == 1000) {
							let records = res.data.result.records
							let tdata = _this.tabbar[_this.current];
							tdata.name2 = '其他疾病'
							if (isCommon == 'YES') { //寻常
								tdata.foods = records
								_this.$set(_this.tabbar, _this.current, tdata)
							} else { //其他
								tdata.else = records
								_this.$set(_this.tabbar, _this.current, tdata)
								// 	_this.tabbar[_this.current].else = records
							}
						}
					})
			},
			// 根据部位查询
			listAllBw(pid) {
				let _this = this;
				this.loadingone = true; //加载动画
				this.$api.get(global.apiUrls.listAllBw + '?pid=' + pid, {})
					.then(res => {
						if (res.data.code == 1000) {
							let result = res.data.result;
							if (pid == 0) { //一级部位
								for (let i = 0; i < result.length; i++) {
									result[i].name = result[i].positionName
								}
								_this.taboneArr = result
							} else {
								for (let i = 0; i < result.length; i++) {
									result[i].name = result[i].positionName
								}
								// 
								_this.tabbar = result; //赋值部位
								let current = parseInt(_this.current)
								_this.getByPagePositionId(_this.tabbar[current].positionId, 'YES', _this.pageCurrent,
									_this
									.pageSize)
								_this.getByPagePositionId(_this.tabbar[current].positionId, 'NO', _this.pageCurrent,
									_this
									.pageSize)
							}
						}
						_this.loadingone = false; //关闭动画
					})
			},
			// 疾病详情
			jbingTap(item, index, type) {
				uni.navigateTo({
					url: '/pages/subpackage/find/illness/illness?diseaseId=' + item.diseaseId
				})
			},
			// 按科室id查找健康风险,分页
			getByPageDepartmentId(departmentId, isCommon, pageCurrent, pageSize) {
				let _this = this;
				this.$api.get(global.apiUrls.getByPageDepartmentId + '?departmentId=' + departmentId + '&isCommon=' +
						isCommon +
						'&keyword=&pageCurrent=' + pageCurrent + '&pageSize=' + pageSize, {})
					.then(res => {
						if (res.data.code == 1000) {
							let records = res.data.result.records;
							let tdata = _this.tabbar[_this.current];
							tdata.name2 = '其他疾病'
							if (isCommon == 'YES') { //寻常
								tdata.foods = records
								_this.$set(_this.tabbar, _this.current, tdata)
							} else { //其他
								tdata.else = records
								_this.$set(_this.tabbar, _this.current, tdata)
								// 	_this.tabbar[_this.current].else = records
							}
						}
					})
			},
			// 根据科室查询
			department(pid) {
				this.loadingone = true;
				let _this = this;
				this.$api.get(global.apiUrls.department + '?pid=' + pid, {})
					.then(res => {
						if (res.data.code == 1000) {
							_this.loadingone = false;
							let result = res.data.result;
							if (pid == 0) { //一级科室
								console.log(result, '191111111111')
								for (let i = 0; i < result.length; i++) {
									result[i].name = result[i].departmentName
								}
								_this.taboneArr = result
							} else {
								for (let i = 0; i < result.length; i++) {
									result[i].name = result[i].departmentName
								}
								// 
								_this.tabbar = result; //赋值部位
								let current = parseInt(_this.current)
								_this.getByPageDepartmentId(_this.tabbar[current].departmentId, 'YES', _this
									.pageCurrent,
									_this
									.pageSize)
								_this.getByPageDepartmentId(_this.tabbar[current].departmentId, 'NO', _this
									.pageCurrent,
									_this
									.pageSize)
							}

						} else { //错误回调

						}
						// _this.departmentXq()
					})
			},
			// 根据科室查询
			getByDepartmentId(departmentId) {
				let _this = this;
				this.$api.get(global.apiUrls.getByDepartmentId + '?departmentId=' + departmentId, {})
					.then(res => {
						let result = res.data.result;
						// let tabbar = _this.tabbar;
						// _this.$set()
					})
			},
			change(index) {
				this.tabone = index;
				let _this = this;
				if (_this.pagetype == 'ks') {//有二级科室 选择
					if(_this.taboneArr[index].level == 0){
					_this.department(_this.taboneArr[index].departmentId);
					}else{//无二级科室选择
					this.tabbar = [{
						name: _this.taboneArr[index].name,
						foods: [],
						name2: '其他疾病',
						else: []
					}]
						_this.getByPageDepartmentId(_this.taboneArr[index].departmentId, 'YES', _this.pageCurrent, _this.pageSize)
						_this.getByPageDepartmentId(_this.taboneArr[index].departmentId, 'NO', _this.pageCurrent, _this.pageSize)
					}
					
				} else {
					if(_this.taboneArr[index].level == 0){//有二级部位 选择
						this.listAllBw(_this.taboneArr[index].positionId);
					}else{
						this.tabbar = [{
							name: _this.taboneArr[index].name,
							foods: [],
							name2: '其他疾病',
							else: []
						}]
						_this.getByPagePositionId(_this.taboneArr[index].positionId, 'YES', _this.pageCurrent, _this.pageSize)
						_this.getByPagePositionId(_this.taboneArr[index].positionId, 'NO', _this.pageCurrent, _this.pageSize)
					}
					
				}
			},
			getImg() {
				return Math.floor(Math.random() * 35);
			},
			// 点击左边的栏目切换
			async swichMenu(index) {
				if (index == this.current) return;
				let _this = this;
				this.current = index;
				if (_this.pagetype == 'ks') {
					_this.getByPageDepartmentId(_this.tabbar[index].departmentId, 'YES', _this.pageCurrent, _this
						.pageSize)
					_this.getByPageDepartmentId(_this.tabbar[index].departmentId, 'NO', _this.pageCurrent, _this
						.pageSize)
				} else {
					_this.getByPagePositionId(_this.tabbar[index].positionId, 'YES', _this.pageCurrent, _this.pageSize)
					_this.getByPagePositionId(_this.tabbar[index].positionId, 'NO', _this.pageCurrent, _this.pageSize)
				}
				// 如果为0，意味着尚未初始化
				if (this.menuHeight == 0 || this.menuItemHeight == 0) {
					await this.getElRect('menu-scroll-view', 'menuHeight');
					await this.getElRect('u-tab-item', 'menuItemHeight');
				}
				// 将菜单菜单活动item垂直居中
				this.scrollTop = index * this.menuItemHeight + this.menuItemHeight / 2 - this.menuHeight / 2;
			},
			// 获取一个目标元素的高度
			getElRect(elClass, dataVal) {
				new Promise((resolve, reject) => {
					const query = uni.createSelectorQuery().in(this);
					query.select('.' + elClass).fields({
						size: true
					}, res => {
						// 如果节点尚未生成，res值为null，循环调用执行
						if (!res) {
							setTimeout(() => {
								this.getElRect(elClass);
							}, 10);
							return;
						}
						this[dataVal] = res.height;
					}).exec();
				})
			}
		}
	}
</script>

<style lang="scss" scoped>
	.u-wrap {
		height: calc(100vh);
		/* #ifdef H5 */
		height: calc(100vh - var(--window-top));
		/* #endif */
		display: flex;
		flex-direction: column;
	}

	.u-menu-wrap {
		flex: 1;
		display: flex;
		overflow: hidden;
	}

	.u-tab-view {
		width: 200rpx;
		height: 100%;
	}

	.u-tab-item {
		height: 110rpx;
		background: #f6f6f6;
		box-sizing: border-box;
		display: flex;
		align-items: center;
		justify-content: center;
		font-size: 26rpx;
		color: #444;
		font-weight: 400;
		line-height: 1;
	}

	.u-tab-item-active {
		position: relative;
		color: #000;
		font-size: 30rpx;
		font-weight: 600;
		background: #fff;
	}

	.u-tab-item-active::before {
		content: "";
		position: absolute;
		width: 9upx;
		height: 36upx;
		background: #2EA7E0;
		border-radius: 5upx;
		left: 0;
		top: 39rpx;
	}

	.u-tab-view {
		height: 100%;
	}

	.right-box {
		background-color: rgb(250, 250, 250);
	}

	.page-view {
		// padding: 16rpx;
		background: #fff;
		height: 1300upx;
	}

	.class-item {
		margin-bottom: 30rpx;
		background-color: #fff;
		padding: 16rpx;
		border-radius: 8rpx;
	}

	.item-title {
		font-size: 30upx;
		font-weight: bold;
		color: #333333;
		line-height: 42upx;
		padding-left: 60upx;
		position: relative;
	}

	.item-title::before {
		content: '';
		position: absolute;
		top: 4upx;
		left: 4upx;
		width: 10upx;
		height: 30upx;
		background: #2EA7E0;
		border-radius: 5upx;
	}

	.item-menu-name {
		font-size: 24upx;
		font-weight: 400;
		color: #9B9B9B;
		line-height: 60upx;
		letter-spacing: 1upx;
	}

	.item-container {
		// display: flex;
		// flex-wrap: wrap;
	}

	.thumb-box {
		// width: 33.333333%;
		// display: flex;
		// align-items: center;
		// justify-content: center;
		// flex-direction: column;
		// margin-top: 20rpx;
		display: inline-block;
		padding: 10upx 20upx;
	}

	.item-menu-image {
		width: 120rpx;
		height: 120rpx;
	}

	.tabsView {
		background: #F5F5F5;
	}
</style>
